<?php
/**
 * Created by PhpStorm.
 * User: Administrator
 * Date: 2017/9/15
 * Time: 15:23
 */
$c = 8;
switch ($c){
    case 10:
    case 9:
        echo "youxiu";
        break;
    case 8:
        echo "true";
        break;
    case 1+1:
        echo "2";
        break;
    default:
        echo 'other';
}